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931f20b0 JH |
1 | /* |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2013 Joel Holdsworth <joel@airwebreathe.org.uk> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
6739e8a5 JH |
21 | #ifndef PULSEVIEW_PV_VIEW_TRACE_H |
22 | #define PULSEVIEW_PV_VIEW_TRACE_H | |
931f20b0 JH |
23 | |
24 | #include <QColor> | |
25 | #include <QPainter> | |
fe08b6e8 | 26 | #include <QPen> |
931f20b0 JH |
27 | #include <QRect> |
28 | #include <QString> | |
29 | ||
30 | #include <stdint.h> | |
31 | ||
23935421 | 32 | #include "rowitem.h" |
931f20b0 | 33 | |
b213ef09 JH |
34 | class QFormLayout; |
35 | ||
931f20b0 | 36 | namespace pv { |
931f20b0 | 37 | |
23935421 JH |
38 | namespace widgets { |
39 | class Popup; | |
40 | } | |
41 | ||
42 | namespace view { | |
01fd3263 | 43 | |
23935421 | 44 | class Trace : public RowItem |
931f20b0 JH |
45 | { |
46 | Q_OBJECT | |
47 | ||
48 | private: | |
fe08b6e8 | 49 | static const QPen AxisPen; |
931f20b0 JH |
50 | static const int LabelHitPadding; |
51 | ||
52 | protected: | |
83c23cc9 | 53 | Trace(QString name); |
931f20b0 JH |
54 | |
55 | public: | |
56 | /** | |
57 | * Gets the name of this signal. | |
58 | */ | |
0a47889b | 59 | QString name() const; |
931f20b0 JH |
60 | |
61 | /** | |
62 | * Sets the name of the signal. | |
63 | */ | |
64 | virtual void set_name(QString name); | |
65 | ||
66 | /** | |
67 | * Get the colour of the signal. | |
68 | */ | |
06149d43 | 69 | QColor colour() const; |
931f20b0 JH |
70 | |
71 | /** | |
72 | * Set the colour of the signal. | |
73 | */ | |
74 | void set_colour(QColor colour); | |
75 | ||
931f20b0 | 76 | /** |
7db87de3 | 77 | * Paints the signal label. |
931f20b0 | 78 | * @param p the QPainter to paint into. |
931f20b0 JH |
79 | * @param right the x-coordinate of the right edge of the header |
80 | * area. | |
81 | * @param hover true if the label is being hovered over by the mouse. | |
82 | */ | |
01fd3263 | 83 | virtual void paint_label(QPainter &p, int right, bool hover); |
931f20b0 | 84 | |
9b6378f1 JH |
85 | virtual QMenu* create_context_menu(QWidget *parent); |
86 | ||
569d1e41 JH |
87 | pv::widgets::Popup* create_popup(QWidget *parent); |
88 | ||
d7c0ca4a JH |
89 | /** |
90 | * Computes the outline rectangle of a label. | |
d7c0ca4a JH |
91 | * @param right the x-coordinate of the right edge of the header |
92 | * area. | |
93 | * @return Returns the rectangle of the signal label. | |
94 | */ | |
1053d05c | 95 | QRectF label_rect(int right); |
d7c0ca4a | 96 | |
569d1e41 | 97 | protected: |
d7c0ca4a | 98 | |
410f9c81 JH |
99 | /** |
100 | * Gets the text colour. | |
101 | * @remarks This colour is computed by comparing the lightness | |
102 | * of the trace colour against a threshold to determine whether | |
103 | * white or black would be more visible. | |
104 | */ | |
105 | QColor get_text_colour() const; | |
106 | ||
fe08b6e8 JH |
107 | /** |
108 | * Paints a zero axis across the viewport. | |
109 | * @param p the QPainter to paint into. | |
110 | * @param y the y-offset of the axis. | |
111 | * @param left the x-coordinate of the left edge of the view. | |
112 | * @param right the x-coordinate of the right edge of the view. | |
113 | */ | |
114 | void paint_axis(QPainter &p, int y, int left, int right); | |
115 | ||
91e8bf08 JH |
116 | void add_colour_option(QWidget *parent, QFormLayout *form); |
117 | ||
37fd11b1 JH |
118 | void create_popup_form(); |
119 | ||
569d1e41 JH |
120 | virtual void populate_popup_form(QWidget *parent, QFormLayout *form); |
121 | ||
e9213170 | 122 | private Q_SLOTS: |
68456dab JH |
123 | void on_text_changed(const QString &text); |
124 | ||
91e8bf08 JH |
125 | void on_colour_changed(const QColor &colour); |
126 | ||
20eaae39 JH |
127 | void on_popup_closed(); |
128 | ||
e9213170 | 129 | Q_SIGNALS: |
aca00b1e | 130 | void visibility_changed(); |
931f20b0 | 131 | void text_changed(); |
91e8bf08 | 132 | void colour_changed(); |
931f20b0 JH |
133 | |
134 | protected: | |
931f20b0 JH |
135 | QString _name; |
136 | QColor _colour; | |
931f20b0 | 137 | |
37fd11b1 | 138 | private: |
20eaae39 JH |
139 | pv::widgets::Popup *_popup; |
140 | QFormLayout *_popup_form; | |
931f20b0 JH |
141 | }; |
142 | ||
143 | } // namespace view | |
144 | } // namespace pv | |
145 | ||
6739e8a5 | 146 | #endif // PULSEVIEW_PV_VIEW_TRACE_H |